GE B30 Communications Manual page 15
Universal relay family
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Also See for B30:
- Instruction manual (633 pages) ,
- Communications manual (526 pages) ,
- Technical reference manual (252 pages)
Table of Contents
CHAPTER 1: INTRODUCTION
Feature
Rule
Max B30 B90 C30 C60 C70 D30 D60 F35 F60 G30 G60 L30 L60 L90 M60 N60 T35 T60
Motor Start
1
Supervision
Negative
# of
3
Sequence
elements
Directional OC
if at least
one CT
bank and
one VT
bank
Negative
# of
3
Sequence
elements
Instantaneou
if at least
s Overcurrent
one CT
bank
Negative
# of
3
Sequence
voltage
Overvoltage
banks if
C70
at least
one
Negative
# of
3
Sequence
elements
Overvoltage
if at least
one
voltage
bank
Negative
# of
3
Sequence
elements
Time
if at least
Overcurrent
one CT
bank
Neutral
# of
3
Current
current
Unbalance
banks
Neutral
3
Directional
Overcurrent
Neutral
# of CT
6
Instantaneou
banks if
s Overcurrent
at least
one
Neutral
# of
12
Instantaneou
elements
s Overcurrent
if at least
one CT
bank
Neutral
# of
3
Overvoltage
elements
if at least
one VT
bank
Neutral Time
# of
6
Overcurrent
elements
if at least
one CT
bank
Neutral
# of
3
Voltage
voltage
Unbalance
banks
Non Volatile
16
Latches
Open Pole
1
Detect
(supervisory)
UR FAMILY – COMMUNICATIONS GUIDE
2
2
2
2
3
3
2
2
3
1
2
6
8
6
2
3
3
3
3
6
6
6
2
3
16
16
16
16
16
16
2
2
2
2
2
2
2
2
3
3
3
3
3
2
2
2
2
2
2
2
2
2
1
1
6
12
8
4
3
3
3
3
3
3
4
6
6
2
2
4
16
16
16
16
16
16
FEATURES PER PRODUCT
1
2
2
3
2
2
3
3
3
3
2
2
3
2
2
2
3
3
4
8
8
12
12
3
3
3
3
4
6
6
6
6
16
16
16
16
16
16
1
1-9
1
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